Motorcyclists racing on a dirt road probably outside of Bishop, California, in the Owens Valley. The persons in the photograph are unknown. The mountains in the background are most likely the White Mountains. White frame houses in the left...

A group of motorcyclists, along with bicyclists, are on display at an unknown location (probably Bishop) in the Owens Valley. The persons in the photograph are unknown. The mountains in the background are most likely the White Mountains. Title...